Corporate social responsibility (CSR) is a term that has evolved in recent years.  Those who follow the pattern in which corporations engage in social issues have noted how the role of CSR has grown from that of mindful compliance to one of strategic importance.  I was reminded of this recently while chuckling at an episode of the NBC sitcom “30Rock.”  In it, one of the show’s characters sports a t-shirt with the corporate slogan, “Sheinhardt Wig Company: Not Polluting Rivers Since 1997.”